Home / 19,012.53-26,238.15-10,629.03

Finding the Fourth Proportional to 19,012.53, 26,238.15 and 10,629.03

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Solution

The fourth proportional to 19,012.53, 26,238.15 and 10,629.03 is: 14,668.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,012.53 : 26,238.15 = 10,629.03 : x
  2. Step 2: Convert to fraction form
    19,012.53/26,238.15 = 10,629.03/x
  3. Step 3: Cross multiply
    19,012.53x = 26,238.15 × 10,629.03
  4. Step 4: Simplify right side
    19,012.53x = 278,886,083.49
  5. Step 5: Solve for x
    x = 278,886,083.49/19,012.53
  6. Step 6: Final answer
    x = 14,668.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.